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bacteria

Data Object Bacteria
contact PIs:
name        title
Dr Craig Carlson         Principal Investigator

Dataset description

 dataset:         Bacterial abundance, thymidine & leucine incorporation
 project/cruise:  EDDIES/WB0409 2004 Transect 1 (EDT1)
                  EDDIES/WB0413 2004 Transect 2 (EDT2)
                  EDDIES/WB0506 2005 Transect 1 (EDT3)
                  EDDIES/WB0508 2005 Transect 2 (EDT4)
 platform:        R/V Weatherbird II
 
 
 Methodology:  all data:
   Ewart, C.S., Meyers, M.K., Wallner, E., McGillicuddy, D.J., and Carlson, C.A. (2008). 
   Microbial dynamics in cyclonic and anticylonic mode-water eddies in the Northwestern Sargasso Sea.
   Deep-Sea Research II, 55: 1334-1347.

   Bacterial abundance:    
   Porter, K.G., Feig, Y.S., 1980. The use of DAPI for identifying and counting aquatic microflora. 
   Limnology and Oceanography 25 (5), 943-948.

   Campbell, L., 2001. Flow cytometric analysis of autotrophic picoplankton. In: Paul, J.H. (Ed.), 
   Methods in Microbiology: Marine Microbiology. Academic Press, San Diego, CA, 317-341.

   Marie, D., Partensky, F., Jacquet, S., Vaulot, D., 1997. Enumeration and cell cycle analysis of 
   natural populations of marine picoplankton by flow cytometry using the nucleic acid stain 
   SYBR Green I. Applied and Environmental Microbiology 63 (1), 186-193.

   Bacterial Production: 
   Fuhrman, J.A., Azam, F., 1982. Thymidine incorporation as a measure of heterotrophic 
   bacterioplankton production in marine surface waters: Evaluation and field results. 
   Marine Biology 66, 109-120.
   
   Smith, D.C., Azam, F., 1992. A simple, economical method for measuring bacterial protein
   synthesis rates in seawater using 3H-leucine. Marine Microbial Food Webs 6, 107-114.
   
   Carbon Conversion factors: 
   Caron, D.A., Dam, H.G., Kremer, P., Lessard, E.J., Madin, L.P., Malone, T.C., Napp, J.M., 
   Peele, E.R., Roman, M.R., Youngbluth, M.J., 1995. The contribution of microorganisms to 
   particulate carbon and nitrogen in surface waters of the Sargasso Sea near Bermuda. 
   Deep-Sea Research 42 (6), 943-972.
   
   Ducklow, H., 2000. Bacterial production and biomass in the ocean. In: Kirchman, D.L. (Ed.),
   Microbial Ecology of the Oceans. Wiley-Liss, Inc, New York, 85-120.
    
 Change history: YYMMDD
    080213: downlaoded Excel file from EDDIES data Web site
    080326: added to OCB database by Nancy Copley and Cyndy Chandler
    090810: metadata records completed; cruise_ID corrected;
    
 
 DMO note: parameter names modified to be consistent with OCB database.

 NSF OCE award: OCE-0425615

Acquisition description

Processing description


Field Names List

ParameterDescriptionUnits
eventunique sampling event numberYYYYMMDDhhmm
datestart date of event (GMT)YYYYMMDD
timestart time of event (GMT)hhmm
lonlongitude, negative denotes Westdecimal degrees
latlatitude, negative denotes Southdecimal degrees
stastation numberdimensionless
depth_ndepth, nominal bottle firingmeters
Cruise_IDcruise ID designation codedimensionless
temptemperature, from CTD, ITS-90degrees Celsius
sal_CTDsalinity, from CTD, PSS-78 (PSU) (from primary T0,C0 sensors)dimensionless
fluorfluorescence; from CTD profilermicrograms/liter
O2_umol_kgoxygen, dissolved from SBE 43 CTD sensormicromoles/kilogram
O2_CTD_S_umol_kgoxygen, dissolved from SBE CTD (secondary) micromoles/kilogram
condconductivity, from CTD (from primary C0 sensor)Siemens/meter
temp_Stemperature, from CTD, ITS-90 (from secondary T1 sensor)degrees Celsius
sal_Ssalinity, from CTD, PSS-78 (PSU) (from secondary T1,C1 sensors)dimensionless
sigma-tsigma-T (density)kilograms/meter^3
densitydensitykilograms/liter
sta_refreference station indicator dimensionless
staNamename of station (as a text string)dimensionless
thym_incorpthymine incorporationpicomoles/liter/hour
thym_sdstandard deviation of thymidine incorppicomoles/liter/hour
leuc_incorpleucine incorporationpicomoles/liter/hour
leuc_sdstandard deviation of leucinepicomoles/liter/hour
bacteriabacteria cell concentrationcells x 10^9/liter
bact_sdstandard deviation of bacteria conc.cells x 10^9/liter

Platforms List

R/V Weatherbird II WB0409 R/V Weatherbird II WB0413 R/V Weatherbird II WB0506 R/V Weatherbird II WB0508

Instruments List

  1. Niskin Bottle :


This document is created from the content of the BCO-DMO metadata database.    2009-11-22  09:28:28

info app: /home/ocb/dbase v.090827 CLC
Data URL: http://ocb.whoi.edu/jg/serv/OCB/EDDIES/WB0413/bacteria.